BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/12320 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 12320 Comm: syz-executor6 Not tainted 4.4.105-g8a53962 #3 PF_BRIDGE: RTM_NEWNEIGH with unknown ifindex Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 eac7a4ff1f91b05b ffff8800b90e7738 ffffffff81cc9b0f 0000000000000000 ffffffff839fd4a0 ffff8800b90e7778 ffffffff81d28d18 ffffffff83ced1a0 0000000000002f00 ffff8801cc368000 ffff8800b90e78e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4861 [inline] [] tcp_try_rmem_schedule+0x1c0/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 PF_BRIDGE: RTM_NEWNEIGH with unknown ifindex [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/12320 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 12320 Comm: syz-executor6 Not tainted 4.4.105-g8a53962 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 eac7a4ff1f91b05b ffff8800b90e7698 ffffffff81cc9b0f 0000000000000000 ffffffff839fd4a0 ffff8800b90e76d8 ffffffff81d28d18 ffffffff83ced1a0 ffff8800b8bbc480 0000000000000000 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/12320 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 12320 Comm: syz-executor6 Not tainted 4.4.105-g8a53962 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 eac7a4ff1f91b05b ffff8800b90e7698 ffffffff81cc9b0f 0000000000000000 ffffffff839fd4a0 ffff8800b90e76d8 ffffffff81d28d18 ffffffff83ced1a0 ffff8800b8bbd8c0 0000000000000500 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 netlink: 13 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 13 bytes leftover after parsing attributes in process `syz-executor3'. audit: type=1400 audit(1513028901.383:18): avc: denied { create } for pid=12397 comm="syz-executor4" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_fib_lookup_socket permissive=1 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/12320 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 12320 Comm: syz-executor6 Not tainted 4.4.105-g8a53962 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 eac7a4ff1f91b05b ffff8800b90e7698 ffffffff81cc9b0f 0000000000000000 ffffffff839fd4a0 ffff8800b90e76d8 ffffffff81d28d18 ffffffff83ced1a0 ffff8800b8bbc900 0000000000000001[ 74.874700] audit: type=1400 audit(1513028901.443:19): avc: denied { setopt } for pid=12397 comm="syz-executor4" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_fib_lookup_socket permissive=1 audit: type=1400 audit(1513028901.443:20): avc: denied { write } for pid=12397 comm="syz-executor4" path="socket:[22729]" dev="sockfs" ino=22729 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_fib_lookup_socket permissive=1 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/12320 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 12320 Comm: syz-executor6 Not tainted 4.4.105-g8a53962 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 eac7a4ff1f91b05b ffff8800b90e7738 ffffffff81cc9b0f 0000000000000000 ffffffff839fd4a0 ffff8800b90e7778 ffffffff81d28d18 ffffffff83ced1a0 0000000000002b00 ffff8801cc368000 0000000000600000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4891 [inline] [] tcp_try_rmem_schedule+0xd24/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/12508 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 12508 Comm: syz-executor6 Not tainted 4.4.105-g8a53962 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 60cad20848e33a7e ffff8800b5697740 ffffffff81cc9b0f 0000000000000000 ffffffff839fd4a0 ffff8800b5697780 ffffffff81d28d18 ffffffff83ced1a0 1ffff10016ad2ef7 ffff8800b894cd80 ffff8800b894cb40 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_try_coalesce+0x200/0x4b0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4278 [] tcp_queue_rcv+0xfe/0x720 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4485 [] tcp_send_rcvq+0x391/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4531 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] sock_write_iter+0x1ea/0x3d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:834 [] new_sync_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:478 [inline] [] __vfs_write+0x2a1/0x3f0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:491 [] vfs_write+0x14b/0x520 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:538 [] SYSC_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:585 [inline] [] SyS_write+0xd3/0x1c0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/12564 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 1 PID: 12564 Comm: syz-executor6 Not tainted 4.4.105-g8a53962 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 611de1c5b86f62fc ffff8801cc337740 ffffffff81cc9b0f 0000000000000001 ffffffff839fd4a0 ffff8801cc337780 ffffffff81d28d18 ffffffff83ced1a0 1ffff10039866ef7 ffff8800b88438c0 ffff8800b8842240 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_try_coalesce+0x200/0x4b0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4278 [] tcp_queue_rcv+0xfe/0x720 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4485 [] tcp_send_rcvq+0x391/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4531 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] sock_write_iter+0x1ea/0x3d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:834 [] new_sync_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:478 [inline] [] __vfs_write+0x2a1/0x3f0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:491 [] vfs_write+0x14b/0x520 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:538 [] SYSC_write /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:585 [inline] [] SyS_write+0xd3/0x1c0 /syzkaller/managers/android-44-kasan-gce/kernel/fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/12726 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 12726 Comm: syz-executor6 Not tainted 4.4.105-g8a53962 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 0291a72eaea5732e ffff8801d628f738 ffffffff81cc9b0f 0000000000000000 ffffffff839fd4a0 ffff8801d628f778 ffffffff81d28d18 ffffffff83ced1a0 0000000000002f00 ffff8801cc36cec0 ffff8801d628f8e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4861 [inline] [] tcp_try_rmem_schedule+0x1c0/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/12726 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 12726 Comm: syz-executor6 Not tainted 4.4.105-g8a53962 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 0291a72eaea5732e ffff8801d628f698 ffffffff81cc9b0f 0000000000000000 ffffffff839fd4a0 ffff8801d628f6d8 ffffffff81d28d18 ffffffff83ced1a0 ffff8800b8bbd8c0 0000000000000000 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/12726 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 12726 Comm: syz-executor6 Not tainted 4.4.105-g8a53962 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 0291a72eaea5732e ffff8801d628f698 ffffffff81cc9b0f 0000000000000000 ffffffff839fd4a0 ffff8801d628f6d8 ffffffff81d28d18 ffffffff83ced1a0 ffff8800b8bbc480 0000000000000500 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/12726 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 12726 Comm: syz-executor6 Not tainted 4.4.105-g8a53962 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 0291a72eaea5732e ffff8801d628f698 ffffffff81cc9b0f 0000000000000000 ffffffff839fd4a0 ffff8801d628f6d8 ffffffff81d28d18 ffffffff83ced1a0 ffff8800b8bbd680 0000000000000001 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/12726 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 0 PID: 12726 Comm: syz-executor6 Not tainted 4.4.105-g8a53962 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 0291a72eaea5732e ffff8801d628f738 ffffffff81cc9b0f 0000000000000000 ffffffff839fd4a0 ffff8801d628f778 ffffffff81d28d18 ffffffff83ced1a0 0000000000002b00 ffff8801cc36cec0 0000000000600000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4891 [inline] [] tcp_try_rmem_schedule+0xd24/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 audit: type=1400 audit(1513028905.213:21): avc: denied { connect } for pid=12885 comm="syz-executor4" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_connector_socket permissive=1 audit: type=1400 audit(1513028906.813:22): avc: denied { create } for pid=13457 comm="syz-executor5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 audit: type=1400 audit(1513028906.873:23): avc: denied { accept } for pid=13457 comm="syz-executor5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 netlink: 11 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 11 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 11 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 11 bytes leftover after parsing attributes in process `syz-executor6'. audit_printk_skb: 6 callbacks suppressed audit: type=1400 audit(1513028908.133:26): avc: denied { read } for pid=13960 comm="syz-executor1" path="socket:[23973]" dev="sockfs" ino=23973 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 netlink: 16 bytes leftover after parsing attributes in process `syz-executor0'. audit: type=1400 audit(1513028908.173:27): avc: denied { ioctl } for pid=13947 comm="syz-executor0" path="socket:[24614]" dev="sockfs" ino=24614 ioctlcmd=8916 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 audit: type=1400 audit(1513028908.193:28): avc: denied { bind } for pid=13973 comm="syz-executor5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 netlink: 16 bytes leftover after parsing attributes in process `syz-executor0'. PF_BRIDGE: RTM_NEWNEIGH with unknown ifindex netlink: 16 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 16 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'. PF_BRIDGE: RTM_NEWNEIGH with unknown ifindex BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor7/14362 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 1 PID: 14362 Comm: syz-executor7 Not tainted 4.4.105-g8a53962 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 1d484cdd77375eee ffff8801d3737738 ffffffff81cc9b0f 0000000000000001 ffffffff839fd4a0 ffff8801d3737778 ffffffff81d28d18 ffffffff83ced1a0 0000000000002f00 ffff8801cc36a1c0 ffff8801d37378e0 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4861 [inline] [] tcp_try_rmem_schedule+0x1c0/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor7/14362 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 1 PID: 14362 Comm: syz-executor7 Not tainted 4.4.105-g8a53962 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 1d484cdd77375eee ffff8801d3737698 ffffffff81cc9b0f 0000000000000001 ffffffff839fd4a0 ffff8801d37376d8 ffffffff81d28d18 ffffffff83ced1a0 ffff8800b8842b40 0000000000000000 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961 [] __sys_sendmsg+0xc3/0x160 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1995 [] SYSC_sendmsg /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2006 [inline] [] SyS_sendmsg+0xd/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:2002 [] entry_SYSCALL_64_fastpath+0x16/0x76 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor7/14362 caller is __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 CPU: 1 PID: 14362 Comm: syz-executor7 Not tainted 4.4.105-g8a53962 #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 1d484cdd77375eee ffff8801d3737698 ffffffff81cc9b0f 0000000000000001 ffffffff839fd4a0 ffff8801d37376d8 ffffffff81d28d18 ffffffff83ced1a0 ffff8800b88438c0 0000000000000500 dffffc0000000000 Call Trace: [] __dump_stack /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:15 [inline] [] dump_stack+0x8e/0xcf /syzkaller/managers/android-44-kasan-gce/kernel/lib/dump_stack.c:51 [] check_preemption_disabled+0x1b8/0x1f0 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x13/0x20 /syzkaller/managers/android-44-kasan-gce/kernel/lib/smp_processor_id.c:62 [] tcp_collapse_one /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4673 [inline] [] tcp_collapse+0x721/0xe60 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4766 [] tcp_prune_queue /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4870 [inline] [] tcp_try_rmem_schedule+0x513/0x1140 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4337 [] tcp_send_rcvq+0x1cf/0x4a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp_input.c:4520 [] tcp_sendmsg+0x1d1c/0x36a0 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/tcp.c:1134 [] inet_sendmsg+0x26c/0x430 /syzkaller/managers/android-44-kasan-gce/kernel/net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:625 [inline] [] sock_sendmsg+0xb5/0xf0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:635 [] ___sys_sendmsg+0x66d/0x7d0 /syzkaller/managers/android-44-kasan-gce/kernel/net/socket.c:1961